From: Lars Ingebrigtsen <larsi@gnus.org>
Date: Mon, 21 Sep 2020 15:24:02 +0000 (+0200)
Subject: Fix recent change to window-max-chars-per-line
X-Git-Tag: emacs-28.0.90~5953
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=018278a8d095f79c001ad3b128cdba18ac8e2d5f;p=emacs.git

Fix recent change to window-max-chars-per-line

* lisp/window.el (window-max-chars-per-line):
line-number-display-width can return a floating point number, but
we want an integer (bug#43548).
---

diff --git a/lisp/window.el b/lisp/window.el
index 72957d846ae..9aca94d502a 100644
--- a/lisp/window.el
+++ b/lisp/window.el
@@ -2173,7 +2173,7 @@ the font."
     (let* ((window-width (window-body-width window t))
 	   (font-width (window-font-width window face))
 	   (ncols (- (/ window-width font-width)
-                     (line-number-display-width 'columns))))
+                     (ceiling (line-number-display-width 'columns)))))
       (if (and (display-graphic-p)
 	       overflow-newline-into-fringe
                (not